Is there any setting in the IO port of STM32 that can make this port both input and output? There is an example program that says open drain output can be used... Does anyone know?...
Basic management of RT-Thread tasks
Purpose:Understand the basic principles of task management in RTOS , and understand the basic status of tasks and their transition process;
Masterthe task creation,...
Before I started writing the program tonight. Last night, I briefly thought about the framework of the entire program. As mentioned in the previous post, due to my recent work, I accidentally already ...
I would like to ask the experts, the original system uses ATMega64A microcontroller, compiled under "ICCV7 for AVR", but due to insufficient code space, it is replaced with ATMega128A. After selecting...
Dear friends: The eeworld blog system will be online soon. Many engineers have helped us with internal testing. Thank you very much! In order to further enhance your understanding of the blog system f...
When using the PCI_dspIntReqSet() function on the dsp (DM642), an interrupt cannot be generated. In the hardware simulation test, I used a multimeter to measure the INTA# pin, which was always high, b...
1 Introduction
A wide variety of communication cables and control cables are widely used in various instruments and control equipment. Whether the cable is well-conducted and
whether
th...[Details]
Abstract: In order to generate a stable excitation signal, the design of a digital frequency synthesizer is implemented on FPGA using Verilog hardware language. The design includes accumulator, wav...[Details]
Aromatic gases are widely present in food, medicine, cosmetics and various daily chemical products, such as snacks, liquor, spices, Chinese herbal medicines, plasters, perfumes, soaps, shampoos, et...[Details]
MediaTek (2454) announced the acquisition of F-MStar (3697) and attracted the attention of IC design industry. This morning, Gartner Semiconductor Industry Research Director Hong Cenwei analyzed ...[Details]
This controller uses PIC16C54 single-chip microcomputer as the controller, and it is very easy to use: just connect a telephone line to the loudspeaker through the controller, and you can rem...[Details]
Continuity test
A variety of devices need to be checked for continuity, including cable assemblies, printed circuit boards, and connectors to ensure that these components have the expected contin...[Details]
Abstract: Aiming at the needs of coal-rock acoustic emission signal monitoring system, a data acquisition circuit with 24-bit resolution and 16-channel synchronous data acquisition function is desi...[Details]
Introduction
X1226 has the functions of clock and calendar. The clock relies on hour, minute and second registers to track, and the calendar relies on date, week, month and year registers to tr...[Details]
Temperature compensated quartz crystal oscillator (TCXO) is widely used as a high-precision frequency source in communication systems, radar navigation systems, precision measurement and control sy...[Details]
In order to develop lighting LED technology, developed countries attach great importance to the research of LED testing methods and standards. For example, the National Institute of Standards and T...[Details]
1. Tips for charging UPS for the first time
After purchasing a new UPS, plug the UPS into the 220V mains power grid and charge it for at least 12 hours to ensure that the battery is fully char...[Details]
Measurement compatibility
It is very important to ensure the compatibility between the pressure sensor and its actual application. Before making a pressure sensor selection, the fo...[Details]
Based on the actual situation, a remote intelligent anti-theft alarm device for home use, connected to the telephone line, simple to operate, and stable and reliable in operation is designed. When ...[Details]
Stepper motors have been widely used in automatic or semi-automatic equipment such as CNC machine tools, medical equipment, and instruments. The usual way to control stepper motors with computers i...[Details]
In some motion control systems with simple control or low cost requirements, stepper motors are often used as actuators. The biggest advantage of stepper motors in such applications is that they ca...[Details]